| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1195 |
77%
|
| 2 | 1 or 2 times | 264 |
17%
|
| 3 | 3 to 9 times | 63 |
4.1%
|
| 4 | 10 or more times | 30 |
1.9%
|
| Sysmiss | 30 |